re·​hy·​drate | \ (ˌ)rē-ˈhī-ˌdrāt How to pronounce rehydrate (audio) \
rehydrated; rehydrating; rehydrates

Definition of rehydrate

transitive verb

: to restore fluid to (something dehydrated)

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Other Words from rehydrate

rehydratable \ (ˌ)rē-​ˈhī-​ˌdrā-​tə-​bəl How to pronounce rehydratable (audio) \ adjective
rehydration \ ˌrē-​ˌhī-​ˈdrā-​shən How to pronounce rehydration (audio) \ noun

Examples of rehydrate in a Sentence

Recent Examples on the Web Officials were forced to rehydrate the skin of her fingertips to use the prints to find her name. Helen Wieffering, The Arizona Republic, "Family mourns 16-year-old girl found dead on freeway, search for answers in her death," 12 July 2020 Later into the evening on the weekends, as spa goers rehydrate with craft beer, those no-loud-talking rules get bent but never entirely collapse. New York Times, "Napping Away Winter in Montreal’s Nordic Spas," 19 Feb. 2020 Climate change has stolen the rain that normally would rehydrate the state at this time of year. Wired, "California’s Wildfires Are the Doom of Our Own Making," 28 Oct. 2019 Many of those centers cannot administer IVs to rehydrate them or do bloodwork to diagnose kidney failure — delaying crucial treatment. NBC News, "Heat takes down more UPS workers during hottest summer ever," 22 Aug. 2019 To rehydrate the skin barrier, try GH Seal star Olay Regenerist Micro-Sculpting Cream, which increased skin hydration by 50% over 24 hours in Lab testing. April Franzino, Good Housekeeping, "7 Tips to Get Glowing Skin, According to Skin Care Experts," 1 Aug. 2019 The first step is to rehydrate them properly or to make your own version at home; the next is to use them in a dish that best highlights their flavor and distinctive texture. Evan Kleiman,, "Sun-dried tomatoes, the Mickey Rourke of food, get their second act," 10 July 2019 The most effective way to rehydrate dry skin, however, is to drink enough water throughout the day. Jenn Sinrich, SELF, "What You Should Know Before Using a Trendy New Face Oil," 13 Mar. 2019 Roach projects that Thurman will rehydrate after Friday’s weigh-in and add more than 10 pounds before Saturday’s opening bell for the Fox pay-per-view bout. Los Angeles Times, "Keith Thurman ready to prove himself again, while Manny Pacquiao has extra motivation," 16 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rehydrate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of rehydrate

1945, in the meaning defined above

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Time Traveler for rehydrate

Time Traveler

The first known use of rehydrate was in 1945

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Statistics for rehydrate

Last Updated

17 Jul 2020

Cite this Entry

“Rehydrate.” Dictionary, Merriam-Webster, Accessed 7 Aug. 2020.

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More Definitions for rehydrate


transitive verb
re·​hy·​drate | \ (ˈ)rē-ˈhī-ˌdrāt How to pronounce rehydrate (audio) \
rehydrated; rehydrating

Medical Definition of rehydrate

: to restore fluid to (something dehydrated) especially : to restore body fluid lost in dehydration to rehydrate a patient

Other Words from rehydrate

rehydration \ ˌrē-​ˌhī-​ˈdrā-​shən How to pronounce rehydration (audio) \ noun

More from Merriam-Webster on rehydrate

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